[INFO] fetching crate fibers_http_server 0.2.0...
[INFO] testing fibers_http_server-0.2.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate fibers_http_server 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fibers_http_server 0.2.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fibers_http_server 0.2.0
[INFO] finished tweaking crates.io crate fibers_http_server 0.2.0
[INFO] tweaked toml for crates.io crate fibers_http_server 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate fibers_http_server 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23628aa69094da542b36f10c1dc5182592984aa852926394788391b840246b85
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "23628aa69094da542b36f10c1dc5182592984aa852926394788391b840246b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23628aa69094da542b36f10c1dc5182592984aa852926394788391b840246b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23628aa69094da542b36f10c1dc5182592984aa852926394788391b840246b85", kill_on_drop: false }`
[INFO] [stdout] 23628aa69094da542b36f10c1dc5182592984aa852926394788391b840246b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b96be215809cd4aba2105f03c5270b293796e354e9f272ea214dd233a3cadfa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3b96be215809cd4aba2105f03c5270b293796e354e9f272ea214dd233a3cadfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling atomic_immut v0.1.4
[INFO] [stderr]    Compiling nbchan v0.1.3
[INFO] [stderr]    Compiling splay_tree v0.2.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling factory v0.1.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling fibers v0.1.13
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling bytecodec v0.4.13
[INFO] [stderr]    Compiling prometrics v0.1.13
[INFO] [stderr]    Compiling httpcodec v0.2.3
[INFO] [stderr]    Compiling fibers_http_server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.78s
[INFO] running `Command { std: "docker" "inspect" "3b96be215809cd4aba2105f03c5270b293796e354e9f272ea214dd233a3cadfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b96be215809cd4aba2105f03c5270b293796e354e9f272ea214dd233a3cadfa", kill_on_drop: false }`
[INFO] [stdout] 3b96be215809cd4aba2105f03c5270b293796e354e9f272ea214dd233a3cadfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d9f825d756d6cff582847a2a36096b9cb6dbba47d86e97bd089955d97143ed9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d9f825d756d6cff582847a2a36096b9cb6dbba47d86e97bd089955d97143ed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling fibers_global v0.1.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling slog-scope v4.3.0
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling slog-kvfilter v0.7.0
[INFO] [stderr]    Compiling sloggers v0.3.6
[INFO] [stderr]    Compiling fibers_http_server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 46.27s
[INFO] running `Command { std: "docker" "inspect" "8d9f825d756d6cff582847a2a36096b9cb6dbba47d86e97bd089955d97143ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d9f825d756d6cff582847a2a36096b9cb6dbba47d86e97bd089955d97143ed9", kill_on_drop: false }`
[INFO] [stdout] 8d9f825d756d6cff582847a2a36096b9cb6dbba47d86e97bd089955d97143ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3b73a1398611c9c2ae963e3f8cc9e188f4854bf9e75fc839be636e80dbe10e6a
[INFO] running `Command { std: "docker" "start" "-a" "3b73a1398611c9c2ae963e3f8cc9e188f4854bf9e75fc839be636e80dbe10e6a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fibers_http_server-25a6331d726629e2
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test dispatcher::test::dispatcher_works ... ok
[INFO] [stdout] test metrics::tests::bucket_config_new_succeeds ... ok
[INFO] [stdout] test metrics::tests::bucket_config_new_correctly_panics ... ok
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fibers_http_server
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3b73a1398611c9c2ae963e3f8cc9e188f4854bf9e75fc839be636e80dbe10e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b73a1398611c9c2ae963e3f8cc9e188f4854bf9e75fc839be636e80dbe10e6a", kill_on_drop: false }`
[INFO] [stdout] 3b73a1398611c9c2ae963e3f8cc9e188f4854bf9e75fc839be636e80dbe10e6a